Originally from Spain, Dr. Cerdeño studied Biological Sciences at the Universidad Complutense de Madrid, where she obtained her PhD (in Spanish: Doctora en Ciencias Biológicas) and specialized on fossil rhinoceroses. After moving to Argentina, she has focused on native South American ungulates, mainly the different families of Notoungulata. In 2005, she became a researcher of CONICET (Consejo nacional de Investigaciones Científicas y Técnicas) working at IANIGLA (Instituto de Glaciología, Nivología y Ciencias Ambientales) in Mendoza city, central-western Argentina.